cave in

Definition

To collapse inward or downward.

Example Sentences

• "The roof caved in under the weight of the snow."
• "He caved in the side of the barrel with a single well-placed kick."
• "It was to assist in the filling-in of the tunnel on the disused Patricroft-Clifton Junction line, which was the scene of a disaster in 1953 when part, below some houses in Swinton, caved in."